Can You ID the ABCs of Superheroes?

Over at Society6, Fabian Gonzalez has designed ABC Superheroes, an appealing (and, at $13.99, affordable) poster that pictures comic-book superheroes from A to Z: Superman is S-shaped, Batman looks like B, etc. But some of the characters are trickier to recognize, at least for the layperson. Check out the print after the jump and take a stab at identifying all 26 superheroes in the comments.